// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-generatorfunction.length
description: >
  This is a data property with a value of 1. This property has the attributes {
includes: [propertyHelper.js]
features: [generators]
---*/

function Test() {
    var GeneratorFunction = Object.getPrototypeOf(function*() {}).constructor;

    assert.sameValue(GeneratorFunction.length, 1);

    verifyNotEnumerable(GeneratorFunction, 'length');
    verifyNotWritable(GeneratorFunction, 'length');
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_TEST; i++) {
    Test();
}
